Finding the Fourth Proportional to 58,885,677.12, 81,263,658.58 and 32,781,959.40
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Solution
The fourth proportional to 58,885,677.12, 81,263,658.58 and 32,781,959.40 is: 45,239,896.81
Step by Step Solution
- Step 1: Write the proportion equation
58,885,677.12 : 81,263,658.58 = 32,781,959.40 : x - Step 2: Convert to fraction form
58,885,677.12/81,263,658.58 = 32,781,959.40/x - Step 3: Cross multiply
58,885,677.12x = 81,263,658.58 × 32,781,959.40 - Step 4: Simplify right side
58,885,677.12x = 2,663,981,956,265,021.50 - Step 5: Solve for x
x = 2,663,981,956,265,021.50/58,885,677.12 - Step 6: Final answer
x = 45,239,896.81
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.